#290B09
Closest named color: Dark Maroon (#3C0008). oklch(20% 0.051 26.5), rgb(41, 11, 9).
Aa
White text reads best on this color (18.32:1).
About this color
#290B09 is a very dark, muted red. In OKLCH its lightness is 20%, its chroma 0.051 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.048 away. White text reads best on it, at 18.32:1.
| Hue family | Reds |
| Lightness | very dark (20%) |
| Chroma | muted (0.051) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.14:1 |
| White text | 18.32:1 |
Values
| HEX | #290B09 |
| RGB | rgb(41, 11, 9) |
| HSL | hsl(4, 64%, 10%) |
| OKLCH | oklch(20% 0.051 26.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #290B09 | 18.32:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #290B09 | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #290B09 text on white | 18.32:1 | AAA | Lc 104.7 | Preferred for body text |
| #290B09 text on black | 1.14:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F5E6E4
oklch(93.6% 0.017 26.7)
-
Step 200
200
#EFD1CD
oklch(88.5% 0.034 26.8)
-
Step 300
300
#E5B2AC
oklch(80.8% 0.06 26.2)
-
Step 400
400
#D68980
oklch(70.7% 0.096 27)
-
Step 500
500
#C96961
oklch(63% 0.123 26.1)
-
Step 600
600
#B44F47
oklch(55.6% 0.133 26.8)
-
Step 700
700
#9B3F39
oklch(49.1% 0.125 26.4)
-
Step 800
800
#7E352F
oklch(42.8% 0.103 27)
-
Step 900
900
#662F2A
oklch(37.8% 0.08 26.9)
-
Step 950
950 (this color)
#290B09
oklch(20% 0.051 26.5)
#290B09 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #131109 | 0.053 |
| Deuteranopia (no green cones) | #1A1708 | 0.050 |
| Tritanopia (no blue cones) | #2E060B | 0.017 |
| Achromatopsia (no color) | #151515 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #290B09
#290B09
oklch(20% 0.051 26.5)
- #001A1E
#001A1E
oklch(19.9% 0.034 208.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #290B09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.048
- Very Dark Brown #1D0200 ΔE 0.049
- Deep Brown #410200 ΔE 0.058
- Dark Brown #341C02 ΔE 0.064
- Chocolate Brown #411900 ΔE 0.077
- Almost Black #070D0D ΔE 0.077
- Mahogany #4A0100 ΔE 0.079
- Rich Black #0D1B2A ΔE 0.082
Use #290B09 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.